Home / 27,110.77-37,412.85-15,174.10

Finding the Fourth Proportional to 27,110.77, 37,412.85 and 15,174.10

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Solution

The fourth proportional to 27,110.77, 37,412.85 and 15,174.10 is: 20,940.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,110.77 : 37,412.85 = 15,174.10 : x
  2. Step 2: Convert to fraction form
    27,110.77/37,412.85 = 15,174.10/x
  3. Step 3: Cross multiply
    27,110.77x = 37,412.85 × 15,174.10
  4. Step 4: Simplify right side
    27,110.77x = 567,706,251.31
  5. Step 5: Solve for x
    x = 567,706,251.31/27,110.77
  6. Step 6: Final answer
    x = 20,940.25

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.